7.Mr.Smith these days.I think he should take a holiday before he burns out. A.has been overworking B.overworked C.had overworked D .was overworking 查看更多

 

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Mr.Smith ________ these days.I think he should take a holiday before he burns out.


  1. A.
    has been overworking
  2. B.
    overworked
  3. C.
    had overworked
  4. D.
    was overworking

查看答案和解析>>

Mr.Smith ________ these days.I think he should take a holiday before he burns out.

[  ]
A.

has been overworking

B.

overworked

C.

had overworked

D.

was overworking

查看答案和解析>>

Mr.Smith ________ these days.I think he should take a holiday before he burns out.

[  ]
A.

has been overworking

B.

overworked

C.

had overworked

D.

was overworking

查看答案和解析>>

Mr.Smith ________ these days.I think he should take a holiday before he burns out.

[  ]

A.has been overworking

B.overworked

C.had overworked

D.was overworking

查看答案和解析>>


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